US 9579316
Salts of 2-amino-1-hydroxyethyl-8-hydroxyquinolin-2(1H)-one derivatives having both muscarinic receptor antagonist and β2 adrenergic receptor agonist activities
granted A61KA61K31/4709A61K31/4725
Quick answer
US patent 9579316 (Salts of 2-amino-1-hydroxyethyl-8-hydroxyquinolin-2(1H)-one derivatives having both muscarinic receptor antagonist and β2 adrenergic receptor agonist activities) held by Almirall, S.A. expires Mon Feb 23 2037 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Almirall, S.A.
- Grant date
- Tue Feb 28 2017 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 23 2037 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 9
- CPC classes
- A61K, A61K31/4709, A61K31/4725, A61K45/06, A61K9/0075